CalibrationScanTask.cc

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#include "DQM/SiStripCommissioningSources/interface/CalibrationScanTask.h"
#include "DataFormats/SiStripCommon/interface/SiStripHistoTitle.h"
#include "DQMServices/Core/interface/DQMStore.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include <CondFormats/DataRecord/interface/SiStripPedestalsRcd.h>
#include <CondFormats/SiStripObjects/interface/SiStripPedestals.h>
#include <DQMServices/Core/interface/MonitorElement.h>

#include <arpa/inet.h>
#include <cstdio>
#include <fstream>
#include <netdb.h>
#include <sys/socket.h>
#include <sys/unistd.h>

// -----------------------------------------------------------------------------
//
CalibrationScanTask::CalibrationScanTask( DQMStore* dqm,
                      const FedChannelConnection& conn,
                      const sistrip::RunType& rtype,
                      const char* filename,
                      uint32_t run,
                      const edm::EventSetup& setup ) :
  CommissioningTask( dqm, conn, "CalibrationScanTask" ),
  runType_(rtype),
  nBins_(0),
  lastISHA_(1000),
  lastVFS_(1000),
  lastCalChan_(1000),
  lastCalSel_(1000),
  lastLatency_(1000),
  extrainfo_(),
  run_(run)
{

  // each latency point is 25ns, each calSel is 25/8 --> 64 points = 8 calsel + 8 latency --> as set in the DAQ configuration                                                                   
  if(runType_ == sistrip::CALIBRATION_SCAN) nBins_ = 64;
  // each latency point is 25ns, each calSel is 25/8 --> 80 points = 8 calsel + 10 latency --> as set in the DAQ configuration                                                                   
  else if(runType_ == sistrip::CALIBRATION_SCAN_DECO) nBins_ = 80;

  LogDebug("Commissioning") << "[CalibrationScanTask::CalibrationScanTask] Constructing object...";
  // load the pedestals
  edm::ESHandle<SiStripPedestals> pedestalsHandle;
  setup.get<SiStripPedestalsRcd>().get(pedestalsHandle);
  SiStripPedestals::Range detPedRange = pedestalsHandle->getRange(conn.detId());
  int start = conn.apvPairNumber()*256;
  int stop  = start + 256;
  int value = 0;
  ped.reserve(256);
  LogDebug("Commissioning") << "[CalibrationScanTask::CalibrationScanTask] Loading pedestal for " << conn.detId();
  if(conn.detId()==0) return;
  for(int strip = start; strip < stop; ++strip) {
    value = int(pedestalsHandle->getPed(strip,detPedRange));
    if(value>895) value -= 1024;
    ped.push_back(value);
  }
}

// -----------------------------------------------------------------------------
//
CalibrationScanTask::~CalibrationScanTask() {
  LogDebug("Commissioning") << "[CalibrationScanTask::CalibrationScanTask] Destructing object...";
}

// -----------------------------------------------------------------------------
//
void CalibrationScanTask::book() {

  if(calib1_.find(extrainfo_) == calib1_.end()){
    
    // construct the histo titles and book two histograms: one per APV --> all strip in one APV are considered to fill histogram
    std::string title = SiStripHistoTitle( sistrip::EXPERT_HISTO, 
                       runType_, 
                       sistrip::FED_KEY, 
                       fedKey(),
                       sistrip::APV, 
                       connection().i2cAddr(0),
                       extrainfo_).title(); 
    
    dqm()->setCurrentFolder(directory_);    
    calib1_[extrainfo_] = HistoSet();
    if(runType_ == sistrip::CALIBRATION_SCAN) 
      calib1_[extrainfo_].histo( dqm()->book1D( title, title, nBins_, 0, 200));
    else if(runType_ == sistrip::CALIBRATION_SCAN_DECO) 
      calib1_[extrainfo_].histo( dqm()->book1D( title, title, nBins_, 0, 250));
    calib1_[extrainfo_].isProfile_ = false;
    calib1_[extrainfo_].vNumOfEntries_.resize(nBins_,0);
  }

  if(calib2_.find(extrainfo_) == calib2_.end()){

    std::string title = SiStripHistoTitle( sistrip::EXPERT_HISTO, 
                       runType_, 
                       sistrip::FED_KEY, 
                       fedKey(),
                       sistrip::APV, 
                       connection().i2cAddr(1),
                       extrainfo_).title(); 
            
    dqm()->setCurrentFolder(directory_);    
    calib2_[extrainfo_] = HistoSet();
    if(runType_ == sistrip::CALIBRATION_SCAN) 
       calib2_[extrainfo_].histo( dqm()->book1D( title, title, nBins_, 0, 200));
    else if(runType_ == sistrip::CALIBRATION_SCAN_DECO) 
      calib2_[extrainfo_].histo( dqm()->book1D( title, title, nBins_, 0, 250));
    calib2_[extrainfo_].isProfile_=false;
    calib2_[extrainfo_].vNumOfEntries_.resize(nBins_,0);
  }
}

// -----------------------------------------------------------------------------
//
void CalibrationScanTask::fill( const SiStripEventSummary& summary,
                const edm::DetSet<SiStripRawDigi>& digis ) {
  

  if(lastISHA_ != summary.isha() or lastVFS_ != summary.vfs()){ // triggered only when there is a change in isha and vfs
    lastISHA_    = summary.isha();
    lastVFS_     = summary.vfs();
    lastCalSel_  = summary.calSel();
    lastLatency_ = summary.latency();
    lastCalChan_ = summary.calChan();    
    extrainfo_ = "isha_"+std::to_string(lastISHA_)+"_vfs_"+std::to_string(lastVFS_);
    book(); // book histograms and load the right one
  }
  else{
    lastISHA_    = summary.isha();
    lastVFS_     = summary.vfs();
    lastCalSel_  = summary.calSel();
    lastLatency_ = summary.latency();
    lastCalChan_ = summary.calChan();
    extrainfo_ = "isha_"+std::to_string(lastISHA_)+"_vfs_"+std::to_string(lastVFS_);
  }

  // retrieve the delay from the EventSummary
  int bin = 0;
  if(runType_ == sistrip::CALIBRATION_SCAN) bin = (100-summary.latency())*8+(7-summary.calSel());
  else if(runType_ == sistrip::CALIBRATION_SCAN_DECO) bin = (102-summary.latency())*8+(7-summary.calSel());

  // Digis are obtained for an APV pair.strips 0->127  : calib1_ strips 128->255: calib2_
  // then, only some strips are fired at a time, we use calChan to know that
  int isub = lastCalChan_<4 ? lastCalChan_+4 : lastCalChan_-4;
  for (int k=0;k<16;++k)  {
    // all strips of the APV are merged in 
    updateHistoSet(calib1_[extrainfo_],bin,digis.data[lastCalChan_+k*8].adc()-ped[lastCalChan_+k*8]-(digis.data[isub+k*8].adc()-ped[isub+k*8]));
    updateHistoSet(calib2_[extrainfo_],bin,digis.data[128+lastCalChan_+k*8].adc()-ped[128+lastCalChan_+k*8]-(digis.data[128+isub+k*8].adc()-ped[128+isub+k*8]));
  } 
  update(); //TODO: temporary: find a better solution later
}

// -----------------------------------------------------------------------------
//
void CalibrationScanTask::update() {
  
  LogDebug("Commissioning") << "[CalibrationScanTask::update]"; // huge output  
  for(auto element : calib1_)
    updateHistoSet(element.second);
  for(auto element : calib2_)
    updateHistoSet(element.second);
}

void CalibrationScanTask::setCurrentFolder(const std::string & dir){
  directory_ = dir;
}